<template>
  <!-- 头部 -->
  <header class="header">
    <!-- 头部的第一行 -->
    <div class="top">
      <div class="container">
        <div class="loginList">
          <p>尚品汇欢迎您！</p>
          <p v-if="userInfo.name">
            <a href="javascript:;">{{userInfo.name}}</a>
            &nbsp;&nbsp;&nbsp; | &nbsp;&nbsp;&nbsp;
            <a href="javascript:;" @click="logoutFn">退出登录</a>
          </p>
          <p v-else>
            <span>请</span>
            <Router-link to="/Login">登录</Router-link>
            <Router-link to="/Register" class="register">免费注册</Router-link>
          </p>
        </div>
        <div class="typeList">
          <router-link to="/Center">我的订单</router-link>
          <router-link to="/ShopCart">我的购物车</router-link>
          <a href="###">我的尚品汇</a>
          <a href="###">尚品汇会员</a>
          <a href="###">企业采购</a>
          <a href="###">关注尚品汇</a>
          <a href="###">合作招商</a>
          <a href="###">商家后台</a>
        </div>
      </div>
    </div>
    <!--头部第二行 搜索区域-->
    <div class="bottom">
      <h1 class="logoArea">
        <Router-link class="logo" title="尚品汇" to="/Home">
           <img src="./images/logo.png" alt="">
        </Router-link>
      </h1>
      <div class="searchArea">
        <form action="###" class="searchForm">
          <input type="text" id="autocomplete" v-model.lazy="searchVal"
                 class="input-error input-xxlarge" />
          <button class="sui-btn btn-xlarge btn-danger"
                  type="button" @click="search">搜索</button>
        </form>
      </div>
    </div>
  </header>
</template>

<script>
import {mapState,mapActions} from "vuex"
export default {
  name: "Header",
  // data(){
  //    return{
  //      searchVal:""
  //    }
  // },
  computed:{
    ...mapState({
      userInfo:state => state.user.userInfo
    }),
    searchVal:{
      get(){
        return this.$store.state.searchVal
      },
      set(newVal){
        this.$store.dispatch("updateSearchVal",newVal)
      }
    }
  },
  methods:{
    ...mapActions(["logout"]),
  //编程式跳转
    search(){
        let localtion ={name:"Search"};
        const query = this.$route.query;
        const keyword = this.searchVal;
      query ? localtion.query = query : "";
        keyword ? localtion.params ={keyword} : "" ;

          //如果不是serach   跳 serach组件应该使用push
          //如果是serach 跳 serach组件应该使用replace
      if(this.$route.path.toLowerCase().startsWith("/search")){
        this.$router.replace(localtion)
      }else{
        this.$router.push(localtion)
      }
    },
    //点击退出登录按钮的需求
    logoutFn(){
      this.logout()
      //退出登录之后 要跳转到主页
      this.$router.replace("/")
    }
  },
  mounted() {
    //注册事件 来更新SearchVal
    this.$bus.$on("updateSearchVal",(newVal)=>{
      this.searchVal=newVal
    })

  }
}
</script>

<style scoped lang="less">
.header {
  &>.top {
    background-color: #eaeaea;
    height: 30px;
    line-height: 30px;

    .container {
      width: 1200px;
      margin: 0 auto;
      overflow: hidden;

      .loginList {
        float: left;

        p {
          float: left;
          margin-right: 10px;

          .register {
            border-left: 1px solid #b3aeae;
            padding: 0 5px;
            margin-left: 5px;
          }
        }
      }

      .typeList {
        float: right;

        a {
          padding: 0 10px;

          &+a {
            border-left: 1px solid #b3aeae;
          }
        }

      }

    }
  }

  &>.bottom {
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;

    .logoArea {
      float: left;

      .logo {
        img {
          width: 175px;
          margin: 25px 45px;
        }
      }
    }

    .searchArea {
      float: right;
      margin-top: 35px;

      .searchForm {
        overflow: hidden;

        input {
          box-sizing: border-box;
          width: 490px;
          height: 32px;
          padding: 0px 4px;
          border: 2px solid #ea4a36;
          float: left;

          &:focus {
            outline: none;
          }
        }

        button {
          height: 32px;
          width: 68px;
          background-color: #ea4a36;
          border: none;
          color: #fff;
          float: left;
          cursor: pointer;

          &:focus {
            outline: none;
          }
        }
      }
    }
  }
}

</style>
